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York MH User Manual

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331471-YTG-A-0507
4
Unitary Products Group
NOTE:Do not exceed minimum/maximum CFM limits shown under Air 
Flow Data.
APPLICATION LIMITATIONS
These units must be installed in accordance with all national and
local safety codes.
Air flow must be within the minimum and maximum limits approved
for electric heat, evaporator coils and outdoor units.
COOLING CAPACITY - Coil Only
*
MODEL
RATED
CFM
ENTERING
AIR 
°F 
(Wet Bulb)
MBH @ Evaporator Temperature and Corresponding Pressure °F/ PSIG
35 / 61.5
40 / 68.5
45 / 76.0
50 / 84.0
HORIZONTAL DUCT TYPE
HD24S**H1
815
72
35.3
32.4
28.7
24.9
67
32.6
29.4
26.0
22.5
62
26.7
23.7
20.5
17.2
57
21.7
18.8
15.7
12.3
HD36S**H1
1192
72
57.9
52.7
47.1
41.5
67
46.4
41.1
35.9
30.4
62
36.2
30.4
26.5
24.7
57
31.1
28.7
26.5
24.7
HD48S**H1
1610
72
83.4
71.7
59.7
47.1
67
66.8
56.1
45.6
34.9
62
52.1
41.5
33.7
28.3
57
44.7
39.2
33.7
28.3
HD60S**H1
2100
72
133.0
112.4
90.9
69.2
67
106.5
87.9
69.4
50.0
62
83.0
65.0
51.3
41.1
57
71.2
61.4
51.3
41.1
* See Condensing Unit or Heat Pump Technical Guide for Total Cooling Capacity and Sensible Capacity. 
COOLING CAPACITY - COIL ONLY
*
Model
Rated 
CFM
Entering Air °F 
(Wet Bulb)
MBH @ EVAPORATOR TEMPERATURE AND 
CORRESPONDING PRESSURE °F / PSIG
35/61.5
40/68.5
45/76.0
50/84.0
HC18A
600
72
26.4
24.0
21.5
18.6
67
24.3
22.0
19.4
16.8
62
20.0
17.7
15.3
12.9
57
16.1
14.0
11.8
9.2
HC30A
1000
72
42.7
38.9
34.7
30.6
67
34.3
30.3
26.5
22.5
62
26.7
22.5
24.5
19.8
57
22.9
21.2
19.6
18.3
HC36B
1200
72
73.4
63.1
52.5
41.5
67
58.8
49.3
40.2
30.7
62
45.8
36.4
29.7
24.8
57
39.3
34.4
28.1
23.2
HC42C
1400
72
84.9
73.0
60.1
48.1
67
68.0
58.9
46.5
35.6
62
53.1
42.2
34.4
28.8
57
45.5
40.0
32.0
26.7
HC60D
1800
72
112.8
95.0
77.0
58.4
67
90.3
74.5
58.8
43.1
62
70.3
55.1
43.4
34.9
57
60.4
52.1
40.4
31.9
* See Condensing Unit or Heat Pump Technical Guide for Total Cooling Capacity and Sensible Capacity.
APPLICATION FACTOR-RATED CFM VS. ACTUAL CFM
% OF RATED AIR FLOW 80% 90% RATED CFM 110% 120%
CAPACITY FACTOR
0.96 0.98
1.00
1.02
1.03
Entering Air Temperature Limits
Wet Bulb Temp. ºF
Dry Bulb Temp. ºF
Min.
Max.
Min.
Max.
57
72
65
95